Ni logic Pvt. Ltd. Offers Multimode Frequency Analysis Software for Passive Waveguide Antennas. Ni logic Pvt. Ltd. Offers complete system solutions for Electronic design automation industry. Multimode Frequency Analysis Software for Passive Waveguide Antennas is a fast, user-friendly mode-matching analysis, synthesis and optimization electromagnetic cad tool for passive waveguide components and antennas. Multimode Frequency Analysis Software for Passive Waveguide Antennas excels at easy-to-use for space determination of arbitrary component structures with exact prediction of responses, coupled with flexibility and openness. It is available in the brand name of µWave Wizard.